In a Reaction Between XeO₃ and Mn²⁺ That Occurred in 324

question 17

Multiple Choice

In a reaction between XeO₃ and Mn²⁺ that occurred in 324 mL of solution, the gaseous Xe produced occupied a volume of 595 mL at STP. What is the molarity of the MnO₄^- solution resulting from the reaction?
9 H₂O + 6 Mn²⁺ + 5 XeO₃ → 6 MnO₄^- + 5 Xe + 18 H⁺

• A) 0.0983 M
• B) 0.0683 M
• C) 0.00292 M
• D) 0.0820 M
• E) 0.00203 M

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